Buttons don’t work• Unplug the TV for ten minutes and then plug it back in. Turn the TV on and try again.• The side panel controls may be locked (disabled). Use the remote control to unlock the side panel controls byselecting the Block Buttons feature in the Parental control menu and press OK to uncheck the box.TV turns off unexpectedly• Sleep timer may have been activated.• Electronic protection circuit may have been activated because of a power surge. Wait 30 seconds and then turn onagain. If this happens frequently, the voltage in your house may be abnormally high or low.• Unplug. Wait ten minutes. Plug in again.Can’t select certain channel• Channel may be blocked or not approved in the Parental Controls menu.• If using a VCR, check to make sure the TV/VCR button on the VCR is in the correct mode (press the TV/VCR buttonon your VCR).• Press the TV button and then try to change channels.Noisy stereo reception• May be a weak station. Use Sound menu to choose Mono sound.Black box appears on the screen• Closed-captioning might be on. Check Closed Caption in the Setup menu. Go to page 25 for more instructions.Problems with HDMI Connection• Make sure the HDMI or DVI device is turned on and the cables are firmly connected. If problems still occur, turn offyour device. Re-connect your device. Reset the power by unplugging the power cord and plugging it back in.• If you are tuned to the HDMI input and you’re receiving Unusable Signal message on-screen, press theINFO button on the remote. If Acquiring Channel appears in the channel banner, the HDMI or DVI device isn’tresponding. Contact the manufacturer of the HDMI or DVI device for further assistance.• If you tune to the HDMI input and you see snow, the video goes in and out, or the video takes a long timeto appear, your HDMI or DVI device is having trouble sending video information to the TV. Re-connect your device.Reset the power by unplugging the power cord and plugging it back in. If problems persist, try connecting theY Pb Pr jacks instead if they are available or contact the manufacturer of the HDMI or DVI device for furtherassistance.• If you have black bars on each side of your picture, the device you connected might have a switch or a menuoption allowing you to change the picture quality output that will fix this. Choose either 720p or 1080i.The Remote Control Doesn’t Work• Something might be between the remote and the remote light sensor on the front of the TV. Make sure there is aclear path.• Maybe the remote isn’t aimed directly at the TV.• Maybe batteries in remote are weak, dead, or installed incorrectly. Put new batteries in the remote. (Note, if youremove the batteries, you may have to reprogram the remote to operate other devices.)Other InformationChapter 5 29